Equilateral triangle, e.g

• Equiangular geometrical shape
• Equilateral triangle, for one
• Equiangular figure
• Equal-angled geometric figure
• Figure with equal angles
• Rectangle, for one
• Geometric figure with all equal angles

WordNet Word definitions in WordNet
n. an equiangular polygon

Wiktionary Word definitions in Wiktionary
n. 1 (context mathematics English) An equiangular polygon. 2 (context cartography meteorology English) A line of equal or constant wind direction on a graph or chart, such as a weather map. 3 (context cartography navigation English) A line of equal or constant ...